
-------4.3. Java异常
在风中的意志
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(异常-Junit) The annotation @Test is disallowed for this location
问题 遇到这样的异常情况. The annotation @Test is disallowed for this location 问题代码: @Test public void testCase1{ } 解决措施 脑抽了. 方法没加()括号. 加上即可. @Test public void testCase1(){ } ...原创 2020-07-06 23:42:54 · 1375 阅读 · 2 评论 -
异常: No enclosing instance of type xx is accessible. Must qualify (Java 内部类)
异常 前言. 开发时候遇到内部类的问题. 异常 No enclosing instance of type SparkProgrammingGuide is accessible. Must qualify the allocation with an enclosing instance of type SparkProgrammingGuide (e.g. x.new A() where x is an instance of SparkProgrammingGuide). 代码如下 //原创 2020-07-03 10:57:07 · 843 阅读 · 0 评论 -
The operator || is undefined for the argument type(s) int, int
Question// 示例代码 if( (sizeA ) || (sizeB ) || (sizeC ) ){}这样,会报如上异常The operator || is undefined for the argument type(s) int, int。Answer因为,在Java内部,只能出线boolean类型的运算使用 运算符||。当Integer之间使用运算符||时,会报如上错误。解决办法,原创 2017-03-20 23:40:28 · 34826 阅读 · 0 评论